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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>CSS counter-reset Example</title>
  <style>
    body {
      font-family: sans-serif;
      padding: 1.5rem;
      line-height: 1.6;
      counter-reset: section;
    }

    h2::before {
      counter-increment: section;
      content: "Section " counter(section) ": ";
      color: #059669;
      font-weight: 600;
    }
  </style>
</head>
<body>
  <h1>CSS Counter Reset Example</h1>
  <h2>Introduction</h2>
  <p>This is the introduction section.</p>

  <h2>Background</h2>
  <p>This is the background section.</p>

  <h2>Conclusion</h2>
  <p>This is the conclusion section.</p>
</body>
</html>

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CSS counter-reset Property - Document Sections